I am an Chinese seller,providing customers with high-quality and low-cost products. The types of products we sell include Home & Kitchen,Health & Beauty,Fashion Clothing,Electronics,Watches & Jewelry,and so on. We keep up with the most popular fashion trends. If you like our products, please follow us and become our followers and fans. Sincerely at your service .Please feel free to contact us if you have any questions.Specifications:The external network card supports USB 3.0, USB 2.0 and USB 1.1, which has high speed transmission.Plug and play operation makes it convenient to use.With mini compact size, it is easy to carry.It is compatible for Windows 7/8/8.1/Vista, for Mac OS, for iOS and for Android.Item Name: External Network CardMaterial: PlasticOutput Interface: USB 3.0Input Interface: RJ45Transmission Rate: 10/100/1000MbpsCompatible System: for Windows 7/8/8.1/Vista, for Mac OS, for iOS, for AndroidFull Duplex: 10BaseT, 100BaseTX, 1000BaseTHalf Duplex: 10BaseT, 100BaseTXFeatures: Plug and Play, High Performance, PortableCable Length: 20cm/7.87" (Approx.)Size: 28cm x 3cm x 2.1cm/11.02" x 1.18" x 0.83" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x External Network Card